import javax.xml.bind.SchemaOutputResolver;
import java.util.Scanner;

public class ZY2 {
    public static void main(String[] args) {
        Scanner A = new Scanner(System.in);
        System.out.println("请输入一个数");
        double B = A.nextDouble();
        boolean D = B % 2 == 0;
        if (D) {
            System.out.println(+B + "此数是偶数");

        } else {
            System.out.println(+B + "此数不是偶数");

        }
    }
}
